The Stax Thread III
Jun 28, 2018 at 5:54 PM Post #15,511 of 25,470
Hi i just found a small cure for huge power consumption iMac 5K retina FYI.
I just tryid a bold gaged Luxman JPA-15000 power cord(which acctually made for 100W-1000W power amps.) for iMac 5K retina(about 120W power consumption), it much improved Stax HPs sound. surprised.
now any Stax HPs sounded much smoother and very musical.
I googled local sites which reported stock imac power cable is not so good. it sounds light/thin/bright etc. they said.
I measured iMac 5K retina power consumption by PS Audio power plant P3. it rapidly dynamicaly moving between about 80W-120W even when i dont touch mouse/keyboard.
Digital signals are accutually high FREQ analog signals. uneducated poeple dont know this simple fact. maybe iMac acts like big Class D power amp. so bold gaged power cords make diffrence? maybe.

hope this someones help.

cheers!

EDIT; i have read an interesting article which conclude directly out of walloutlet(cheapest) sounds best.
http://site2913.com/music/dtm-power/ (in japanese)
 
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Jun 29, 2018 at 4:02 AM Post #15,512 of 25,470
The Portable STAX DAC/Amp is finaly available. May be this is the first Stax AMP that is of interest to me : My BHSE at home and this one during long WK...

pictures from STAX's Facebook page :

36336056_1707142929322558_372766168739479552_n.jpg


36335424_1707142915989226_3531501636109205504_n.jpg


36349618_1707142919322559_8981418571812831232_n.jpg
 
Jun 29, 2018 at 11:02 PM Post #15,520 of 25,470
Yep I lol'd hard at the "extra enjoyment" meters from the original posting of this ad copy. Like damn, I'd better ask my T2 builder if we can work in a couple meters for more extra enjoyment! I'd hate to be left out of the fun.

Every audiophile should be jealous of your audio room dude!
 
Jun 30, 2018 at 11:40 AM Post #15,523 of 25,470
The Portable STAX DAC/Amp is finaly available. May be this is the first Stax AMP that is of interest to me : My BHSE at home and this one during long WK...

pictures from STAX's Facebook page :

36336056_1707142929322558_372766168739479552_n.jpg


36335424_1707142915989226_3531501636109205504_n.jpg


36349618_1707142919322559_8981418571812831232_n.jpg

Interesting, although the added enjoyment from a dancing meter (I assume it's the needle that is dancing) cracks me up. So, this consumes 35 watts, whereas the SRM353 consumes 30 watts, and both have the same output voltage limit. I'm guessing that the DAC uses a few watts, so the output power is probably similar to the 353. Looks like the box is smaller than a 353 so probably runs hotter.
 
Jul 10, 2018 at 12:50 AM Post #15,524 of 25,470
Can someone please help me gather all the revisions of the Omega line (SR-Omega, SR-007, SR-007A/MK II, SR-009, SR-009S)? I know that revisions exist but I do not know exactly how many of them per model as well as all the differences between them (drivers, tuning, materials, cosmetic, etc) as well as which years and serial number ranges delineate between them.

SR-Omega (1993-1995) - two revisions?

SR-007 (1998-2007) - two revisions?

SR-007A/MK II (2007-present) - multiple revisions?

SR-009 (2011-present) - ?

SR-009S (2018-present)
 
Jul 10, 2018 at 10:32 AM Post #15,525 of 25,470
Can someone please help me gather all the revisions of the Omega line (SR-Omega, SR-007, SR-007A/MK II, SR-009, SR-009S)? I know that revisions exist but I do not know exactly how many of them per model as well as all the differences between them (drivers, tuning, materials, cosmetic, etc) as well as which years and serial number ranges delineate between them.

SR-Omega (1993-1995) - two revisions?

SR-007 (1998-2007) - two revisions?

SR-007A/MK II (2007-present) - multiple revisions?

SR-009 (2011-present) - ?

SR-009S (2018-present)

Sorry, there is no"official" info on this. Stax has never admitted to any revisions other than original SR-007 vs. SR-007MkII/A. Most of the info was posted on this thread by spritzer, who no longer posts here, about the SR007, his favored phone, so you'll have to dig it out yourself. Some of it was abstracted by Tyll Hertsens on the InnerFidelity website in his SR-007 review.

Supposedly the best sounding SR007 variants are the early 007 and the recent (since 2015 or so) SR-007MkII with port mod. AFAIK nobody has reported any significant variants in the Sr-009, except obviously for the SR-009S.
 
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